88388: Near Repdigit Palindrome 88..88388..88

First few terms (base 10): \[[8^*38^*_9]_n=\{3,683,58643,4779323,387387683,\ldots\}\]

First few terms (base 9): \[\{\text{3},\text{838},\text{88388},\text{8883888},\text{888838888},\ldots\}\]

General Formula:\[[8^*38^*_9]_n=9\cdot9^{2n}-5\cdot9^{n}-1\]

Equivalent Patterns: (none)

Table

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